Table 2.
Patients who underwent surgery for a proximal femur fracture. Categorical variables are presented as absolute counts with rates, and continuous variables are presented as mean ± standard deviation. CHF, chronic heart failure; CRF, chronic renal failure; DM, diabetes mellitus; COPD, chronic obstructive pulmonary disease; HTN, hypertension; IHD, ischemic heart disease; AF, atrial fibrillation; PAF, paroxysmal atrial fibrillation; CRIF, closed reduction internal fixation; THA, total hip arthroplasty; HA, hemi arthroplasty; MCV, mean corpuscle volume; RDW, red blood cell distribution; MPV, mean platelet volume.
| Variable | Lived Until at Least One Year after Surgery (n = 1278, 82.4%) |
Died during the First Year after Surgery (n = 273, 17.6%) |
Total (1551, 100%) | p Value |
|---|---|---|---|---|
| Demographics | ||||
| Age | 90.76 ± 1.91 | 90.76 ± 1.75 | 90.76 ± 1.88 | 0.783 |
| Survival among sex group: | <0.001 | |||
| Male | 363 (74.8%) | 122 (25.2%) | 485 (100%, 31.3% of total) | |
| Female | 915 (85.8%) | 151 (14.2%) | 1066 (100%, 68.7% of total) | |
| Survival among patients with comorbidities | ||||
| CHF | 320 (79.8%) | 81 (20.2%) | 401 (100%, 25.9% of total) | 0.067 |
| CRF | 80 (72.1%) | 31 (27.9%) | 111 (100%, 7.2% of total) | 0.003 |
| DM | 259 (81.2%) | 60 (18.8%) | 319 (100%, 20.6% of total) | 0.288 |
| COPD | 55 (82.1%) | 12 (17.9%) | 67 (100%, 4.3% of total) | 0.525 |
| HTN | 438 (81.3%) | 101 (18.7%) | 539 (100%, 34.8% of total) | 0.215 |
| Dyslipidemia | 202 (78%) | 57 (22%) | 259 (100%, 16.7% of total) | 0.27 |
| IHD | 126 (74.1%) | 44 (25.9%) | 170 (100%, 11% of total) | 0.003 |
| AF/PAF | 88 (72.7%) | 33 (27.3%) | 121 (100%, 7.8% of total) | 0.004 |
| Breast cancer | 28 (84.8%) | 5 (15.2%) | 33 (100%, 2.1% of total) | 0.463 |
| Colon cancer | 7 (58.3%) | 5 (41.7%) | 12 (100%, 0.8% of total) | 0.044 |
| Smoking | 109 (89.3%) | 13 (10.7%) | 122 (100%, 7.9% of total) | 0.02 |
| Survival by surgery features | ||||
| Type of operation | 0.058 | |||
| CRIF | 876 (81.9%) | 194 (18.1%) | 1070 (100%, 69.2% of total) | |
| THA | 66 (93%) | 5 (7%) | 71 (100%, 4.6% of total) | |
| HA | 334 (82.3%) | 72 (17.7%) | 406 (100%, 26.2% of total) | |
| Duration of surgery (min) | 74.84 ± 62.43 | 73.99 ± 46.05 | 74.69 ± 59.85 | 0.831 |
| Surgeon-Attending orthopedic surgeon | 773 (83.5%) | 153 (16.5%) | 926 (100%, 59.7% of total) | 0.096 |
| Postoperative infection | 35 (81.4%) | 8 (18.6%) | 43 (100%, 2.8% of total) | 0.495 |
| Second PF surgery | 46 (76.7%) | 14 (23.3%) | 60 (100%, 3.9% of total) | 0.155 |
| Blood laboratory tests | ||||
| NLR0 | 8.24 ± 6.05 | 9.8 ± 8.28 | 8.51 ± 6.52 | <0.001 |
| White blood cells | 10.46 ± 4.35 | 1.058 ± 4.49 | 10.48 ± 4.51 | 0.68 |
| Hemoglobin | 11.11 ± 1.75 | 10.59 ± 1.68 | 11.02 ± 1.75 | <0.01 |
| Platelets | 214.31 ± 73.32 | 221.6 ± 98.58 | 215.59 ± 78.67 | 0.163 |
| MCV | 89.49 ± 6.11 | 91.05 ± 7.4 | 89.77 ± 6.39 | <0.01 |
| RDW | 14.24 ± 1.5 | 14.95 ± 1.99 | 14.37 ± 1.62 | <0.01 |
| MPV | 8.32 ± 1.2 | 8.25 ± 1.11 | 8.31 ± 1.19 | 0.402 |
| Lymphocytes | 1.41 ± 2.41 | 1.15 ± 0.69 | 1.37 ± 2.21 | 0.087 |
| Urea | 48.42 ± 22.28 | 67.63 ± 38.6 | 51.76 ± 26.86 | <0.001 |
| Creatinine | 1.07 ± 0.59 | 1.46 ± 1.16 | 1.14 ± 0.74 | <0.001 |
| Calcium | 8.53 ± 0.58 | 8.47 ± 0.86 | 8.52 ± 0.64 | 0.282 |
| Albumin | 3.19 ± 0.65 | 3.01 ± 0.38 | 3.16 ± 0.36 | <0.001 |